Patent of Benjamin Okell : pectoral drops for rheumatism, gravel, etc.
- Okell, Benjamin.
- Date:
- 1857
Licence: Public Domain Mark
Credit: Patent of Benjamin Okell : pectoral drops for rheumatism, gravel, etc. Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Patent of Benjamin Okell : pectoral drops for rheumatism, gravel, etc. Source: Wellcome Collection.